Allied Telesis AT-8800 Hardware Reference Manual
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Allied Telesis AT-8800 Hardware Reference Manual

Allied Telesis AT-8800 Hardware Reference Manual

At-8800 series switch
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AT-8800 Series Switch
Hardware Reference
AT-8824
AT-8848

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Summary of Contents for Allied Telesis AT-8800

  • Page 1 AT-8800 Series Switch Hardware Reference AT-8824 AT-8848...
  • Page 2 The information provided herein is subject to change without notice. In no event shall Allied Telesis Inc. be liable for any incidental, special, indirect, or consequential damages whatsoever, including but not limited to lost profits, arising out of or related to this manual or the information contained herein, even if Allied Telesis Inc.

  • Page 3: Table Of Contents

    Models Covered By This Reference ..............4 Why You Should Read This Reference ............... 4 Hardware Description ..................5 Switch Overview ..................5 AT-8800 Series Switch Models ..............7 AT-8824 ..................... 7 AT-8848 ..................... 7 Online Documentation ..................8 Accessing the CD-ROM and Online Documentation ........8 AT-TFTP Server ....................

  • Page 4: Models Covered By This Reference

    The Reference has two primary aims: To familiarise you with the hardware features of AT-8800 Series switches. To assist you with setting up and maintaining your AT-8800 Series switch. This Reference does not cover software configuration or software installation procedures. For information on software, refer to the AT-8800 Series Software Reference.

  • Page 5: Hardware Description

    Hardware Reference Hardware Description This section provides an overview of hardware features for the AT-8800 Series, as well as hardware descriptions of each model. Switch Overview Developed to meet the exceptionally high performance demands of low to mid-range applications, AT-8800 Series switches deliver hardware-based low- latency high-bandwidth wire speed Layer 2 and 3 switching, in a robust 1U platform.
  • Page 6 AT-8800 Series Switch LEDs • Port and System status LEDs • For a complete list of LEDs and their functions, see “LEDs and What They Mean” on page 26. Power Supply Unit AC models • Universal 100/240 VAC 50/60 Hz input •...

  • Page 7: At-8800 Series Switch Models

    HALF DUP L /A AT-8848 LINK Intelligent Workgroup Switch GBIC ASYN0 ENABLED FAULT RESET L /A GBIC L /A L /A L /A L /A L /A FAULT Figure 3: Rear panel of the AT-8800 series switches. C613-03066-00 REV F...

  • Page 8: Online Documentation

    To use AT-TFTP Server, follow these steps: If AT-TFTP Server has not yet been installed. Install it now from the AT-8800 Series Documentation and Tools CD-ROM. Choose AT-TFTP Server from the Start > Programs > Allied Telesis > AT-TFTP Server menu.
  • Page 9 Hardware Reference To prevent unauthorised access to private directories, enter a path name in the "Restrict to directory" field. AT-TFTP Server will use only the specified directory, even if file requests contain references to other directories. Select "Read only" to prevent files being written to the PC. To use the PC to archive scripts created using the switch's CREATE CONFIG command, select "Read Write".

  • Page 10: Using Windows Terminal And Hyperterminal

    AT-8800 Series Switch Using Windows Terminal and Hyperterminal You can use a PC running terminal emulation software as the manager console, instead of a terminal. There are many terminal emulation applications available for PCs, but the most readily available are the Terminal and HyperTerminal applications included in Microsoft Windows 98, 2000, and XP Professional.
  • Page 11 Hardware Reference In the “Connect using” field on the Connect To dialog box, select the COM port on the PC used to connect to the switch. and click the OK button. In the COMn Properties dialog box, set port parameters as follows, and click the OK button.
  • Page 12 AT-8800 Series Switch From the main HyperTerminal window, select Properties from the File menu. Click the Settings tab, and set the Properties dialog box as follows. Click ASCII Setup to display the ASCII Setup dialog box, and ensure the following options are not selected: •...

  • Page 13: Switch Start-Up

    Hardware Reference Save the current session by selecting Save from the File menu on the main HyperTerminal window. This creates a connection icon with the name you assigned in the HyperTerminal group. To use the configuration, double-click the connection icon. When the HyperTerminal window appears, press the Enter key several times;...

  • Page 14: To Access Help

    Use the following command to change the account password: set password See the AT-8800 Series Software Reference for more information on configuring the switch. To access help...
  • Page 15 255 long words following this location. The BBR system will need to be replaced. Contact your Authorised Allied Telesis distributor or reseller. C613-03066-00 REV F...
  • Page 16 The start-up process is complete and the switch will now perform basic switching operations. Further configuration will be necessary if you wish to access the switch’s full layer 3 switching capabilities. See your AT-8800 Series Software Reference for detailed information on configuring the switch.

  • Page 17: Rs-232 Terminal Port (Asyn0)

    Hardware Reference RS-232 Terminal Port (ASYN0) This section introduces the switch’s RS-232 Terminal Port (ASYN0), including its pin assignment and purpose. The RS-232 ASYN0 Terminal Port is used to connect the switch to a management device for initial configuration and switch management tasks. This allows the switch’s software to be accessed from a terminal, or a PC running terminal emulation software.

  • Page 18: Useful Cables

    AT-8800 Series Switch Useful Cables This section describes how to make management, test, and network cables for use with the switch’s RS-232 (ASYN0) and RJ-45 interfaces. RS-232 Terminal and Modem Cables Table 5 list the terminal and modem cables described in this section.
  • Page 19 Hardware Reference Figure 7: Pin wiring diagram for a DCE RS-232 Terminal Port (DB9 male connector) male to male modem cable. RJ-45 DB9 Male (to switch/DTE) (to modem/DCE) not connected → (TXD) 3 (TXD) ← (RXD) 2 (RXD) ← (CD) 1 (DCD) (GND) 5 (GND)

  • Page 20: Cables For Rj-45 Ethernet Lan Interfaces

    AT-8800 Series Switch Cables for RJ-45 Ethernet LAN Interfaces For 10BASE-T/100BASE-TX/1000BASE-T (10/100/1000BASE) connections, a twisted pair cable with four pairs and RJ-45 connectors must be used. Table 6 on page 20 lists the cables used for network connections and testing of RJ-45 interfaces.
  • Page 21 Hardware Reference 1000BASE straight through cable For 1000BASE network connections, all four pairs are used and the cable is wired in a straight-through configuration. This cable can also be used, in conjunction with the software test facility, to test 1000BASE network ports. Table 7 on page 21 lists the pin assignments.

  • Page 22: Test Facility

    This section introduces the Test Facility. The Test Facility is built into all AT-8800 Series software. For detailed information on operating the Test Facility, see the Test Facility chapter of the AT-8800 Series Software Reference. Any interfaces being tested are dedicated to the Test Facility. The Test Facility can be thought of as a specialised interface module like PPP.
  • Page 23 Hardware Reference Figure 9: Example output from the SHOW TEST command, with a test cable between ports 1 and 4. Board Bay Board Name Serial number ---------------------------------------------------------------------------- Base AT-8848 P1-0 42029694 Duration Details Interface State Result Type (minutes) Data( %OK ) Control ---------------------------------------------------------------------------- port1...

  • Page 24: Redundant Power Supply (Rps)

    RPS units enhance network reliability by providing backup coverage for switch Power Supply Units (PSUs). AT-8800 Series switches have an RPS connector on their rear panel. The connector allows the switch to be used in conjunction with an RPS. When an RPS is required, AT-8848 and AT-8824 models use the AT-RPS8000 system.

  • Page 25: Specifications

    Hardware Reference Table 10 on page 25 illustrates the connector’s pin layout, as found on the rear panel of AT-8800 series switches. Table 10: AT-PWR8000 RPS Connector Pin Layout. Pin 16 is at the connector’s top left, while pin 1 is at its lower right.

  • Page 26: Port, Connector, And Cable Combinations

    ■ www.alliedtelesis.com/support/software ■ The AT-8800 Series Software Reference. LEDs and What They Mean The following tables outline how LEDs on AT-8800 switches report faults and operational activities. System LEDs Table 12: System LEDs found on the AT-8800 Series Switch. State...

  • Page 27: Check These First

    Make sure that other network devices are working properly. Use the SHOW INSTALL command to check that the latest software version is loaded. See the AT-8800 Series Software Reference for more information about obtaining the latest software version. If the switch is malfunctioning, reboot it by pressing the recessed Reset button or entering the command RESTART REBOOT.

  • Page 28: Some Common Problems And How To Solve Them

    AT-8800 Series Switch Some common problems and how to solve them Link/Activity LED on any port is off This can indicate: ■ A loose data cable. ■ The device at the other end of the connection is not working properly or is turned off.

  • Page 29: Expansion Options

    GBICs allow users to interchange port types to meet changing network requirements. GBICs can be purchased when a switch is purchased, or can be ordered separately as needed. The following GBICs have been approved for use with AT-8800 Series switches: ■ Allied Telesis AT-G9T ■...

  • Page 30: Dual In-Line Memory Modules (Dimms)

    AT-8800 Series Switch Any combination of copper and fibre GBICs can be installed in the AT-8800 Series switches. RX and TX terminal locations on SC fibre GBIC ports are the reverse of RX and TX terminal locations on fixed SC fibre ports. When looking at an SC fibre GBIC from the front, the RX terminal is on the left and the TX terminal is on the right.

  • Page 31: Where To Find More Information

    The AT-8800 Series Statutory and Safety Information booklet, which includes important safety information and statutory declarations for AT-8800 Series switches. ■ The AT-8800 Series Quick Install Guide, which outlines the procedure for installing switch units. ■ The AT-8800 Series Software Reference, which provides detailed information on configuring the switch and its software.

This manual is also suitable for:

At-8824At-8848

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